Overview
The LM2587T-5.0 is a high-performance switching regulator IC produced by Texas Instruments, designed for applications requiring efficient power conversion. This model is part of the SIMPLE SWITCHER® series, known for its simplicity and reliability in power management solutions. The LM2587T-5.0 is particularly suited for industrial, automotive, and consumer electronics, offering a fixed 5V output with a maximum switch current of 5A. Its wide input voltage range of 4V to 40V makes it versatile for various power supply designs. The TO-220-5 package ensures robust thermal performance and ease of integration into existing systems.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Series | SIMPLE SWITCHER® | - | - |
| Function | Boost, Buck-Boost | - | - |
| Output Configuration | Positive | - | - |
| Topology | Boost, Flyback, Forward Converter | - | - |
| Output Type | Fixed | - | - |
| Output Number | 1 | - | - |
| Input Voltage (Min) | 4 | V | - |
| Input Voltage (Max) | 40 | V | - |
| Output Voltage (Min/Fixed) | 5 | V | - |
| Output Current | 5 | A | Switch |
| Switching Frequency | 100 | kHz | - |
| Operating Temperature | -40 to 125 | °C | TJ |
| Package | TO-220-5 | - | Formed Leads |
Key Features
- Wide input voltage range (4V to 40V) for versatile applications.
- Fixed 5V output with a maximum switch current of 5A.
- Supports boost, buck-boost, flyback, and forward converter topologies.
- Robust TO-220-5 package for efficient thermal management.
- Internal 100kHz oscillator for compact magnetic component design.
- Built-in protection features including thermal shutdown and current limiting.
Applications
The LM2587T-5.0 is widely used in various industries due to its reliability and efficiency. In industrial automation, it powers control systems and sensors. In automotive electronics, it is employed in power supply modules for infotainment and navigation systems. Consumer electronics, such as portable devices and home appliances, also benefit from its compact design and stable output. Additionally, its ability to handle wide input voltages makes it suitable for renewable energy systems, such as solar power inverters.
Q & A
1. What is the output voltage of the LM2587T-5.0?
The LM2587T-5.0 provides a fixed output voltage of 5V.
2. What is the maximum input voltage supported by this IC?
The maximum input voltage is 40V.
3. What is the switch current rating of the LM2587T-5.0?
The switch current rating is 5A.
4. What topologies does this IC support?
It supports boost, buck-boost, flyback, and forward converter topologies.
5. What is the operating temperature range?
The operating temperature range is -40°C to 125°C.
6. What package does the LM2587T-5.0 use?
It uses the TO-220-5 package with formed leads.
7. Does this IC include thermal protection?
Yes, it includes thermal shutdown protection.
8. What is the switching frequency of the LM2587T-5.0?
The switching frequency is 100kHz.
9. Is this IC suitable for automotive applications?
Yes, it is suitable for automotive power supply modules.
10. Can this IC be used in renewable energy systems?
Yes, its wide input voltage range makes it suitable for applications like solar power inverters.
